LShaver
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Would home heat pumps provide large benefits against climate change?
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6 votes

The values on the DEFRA table with the column heading $ kg\ \ce{N2O} $ already include the global warming potential (GWP) factor of 298, as indicated by a note on the column heading (looking at ...

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Why is the energy transition start not reflected in the CO2 concentration graphs?
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26 votes

Because the energy transition has not yet been sufficient to reduce annual carbon emissions. From Our World in Data, here's annual total CO2 emissions, by world region: Since the 1960s, growth in low-...

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Can we run out of air because of global warming?
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9 votes

No, you can't blame the $CO_2$ concentration per se for your shortness of breath. From the Minnesota (U.S.) Department of Health: The outdoor concentration of carbon dioxide is about 400 parts per ...

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How does global-warming-triggered ice melting cause global sea levels to rise?
14 votes

Because a lot of that ice is currently sitting on land. When it melts, it will go into the ocean. From the National Snow and Ice Data Center Page (NSIDC), Facts about glaciers: Presently, 10 percent ...

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Have there been any studies on how vehicles directly contribute to a rising global temperature?
20 votes

Waste heat from vehicles pales in comparison to the energy from the sun. In 2018, total global energy consumption for transport (including road, rail, air, and sea) was 2,890,900 ktoe (kilotonnes oil ...

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Are small reductions in CO2 emissions better than no reductions, in terms of mitigating climate change?
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7 votes

Yes, because carbon emissions are like a budget. The Mercator Institute has one of the most commonly cited analyses of our carbon budget: the atmosphere can absorb, calculated from end-2017, no more ...

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Would the climate still rise when we reduce our carbon footprint down to zero?
5 votes

While I can't comment on whether the global temperature would still rise if humanity's carbon footprint were reduced to zero, I do know that the heat our machines produce would not contribute any net ...

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